*1.Please list your first name, last name, and email:(Required.)

First name:

Last name:

Email:

*2.What is your specialty?(Required.)

*3.How many patients with colorectal cancer do you treat each week?(Required.)

1 to 10

11 to 25

26 to 50

I am not directly involved in patient care

*4.What percent of gastric cancer is associated with Epstein Barr Virus (EBV)?(Required.)

1%

10%

50%

80%

*5.What is the gold standard test to detect EBV associated gastric cancer?(Required.)

IHC

Epstein–Barr virus nuclear antigen 1 (EBNA) antibody

PCR

in situ hybridization (ISH) for EBV-encoded RNA (EBER)